This HP 635 Multi-Device Wireless Mouse Bluetooth Dongle is a highly programmable and adjustable unit that allows for seamless connectivity with your Bluetooth-enabled devices. Its compact size of 4.06 x 2.24 x 1.42 inches makes it easy to carry around and use on-the-go. With a maximum DPI of 3000, this unit is perfect for gamers and anyone who needs a high-quality mouse.
eBay